Home / 89,741.84-123,844.56-49,457.04

Finding the Fourth Proportional to 89,741.84, 123,844.56 and 49,457.04

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Solution

The fourth proportional to 89,741.84, 123,844.56 and 49,457.04 is: 68,251.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,741.84 : 123,844.56 = 49,457.04 : x
  2. Step 2: Convert to fraction form
    89,741.84/123,844.56 = 49,457.04/x
  3. Step 3: Cross multiply
    89,741.84x = 123,844.56 × 49,457.04
  4. Step 4: Simplify right side
    89,741.84x = 6,124,985,357.70
  5. Step 5: Solve for x
    x = 6,124,985,357.70/89,741.84
  6. Step 6: Final answer
    x = 68,251.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.